PEB 22554 HT V1.3

Telecom Overview

The PEB 22554 HT V1.3 is a Quad E1/T1/J1 Framer and Line Interface Unit (LIU) designed for telecom applications. It integrates four independent channels within a TQFP-144 package. The device supports E1, T1, J1, and HDLC protocols. Key electrical parameters include a supply current of 330mA and power consumption of 750mW. It operates within a temperature range of -40°C to 85°C. This component functions as a line interface unit for both long-haul and short-haul transmission systems.

Telecom Feature Summary

• Integrates quad framer and line interface capabilities
• Supports multiple protocol standards including E1, T1, J1, and HDLC
• Includes built-in line drivers and receivers
• Features impedance matching for signal integrity

Telecom Applications

• Long-haul telecommunication transmission systems
• Short-haul telecommunication transmission systems
• E1/T1/J1 network interface units
• HDLC data link layer implementations

Telecom Procurement Notes

This component is officially classified as obsolete by the manufacturer and is no longer in production. Procurement must focus on verifying the authenticity of remaining stock from authorized distributors or surplus suppliers. Buyers should confirm the specific version suffix and check for any known errata sheets associated with the V1.3 release before finalizing acquisition.

Telecom Selection Notes

Engineers selecting this part must account for its discontinued status and limited availability. Design reviews should verify compatibility with existing TQFP-144 footprints and ensure that the integrated framer logic meets the specific timing requirements of the target E1, T1, or J1 application without requiring external framing components.

Telecom Part Context

The PEB 22554 HT belongs to the QuadFALC family of products from Infineon Technologies. It serves as a specialized integrated circuit for digital telephony interfaces. The V1.3 designation indicates a specific hardware revision with documented data changes and errata updates compared to earlier versions, ensuring compliance with specific telecom interface standards.

Telecom Replacement Considerations

As an obsolete component, direct replacements are not guaranteed. Engineers should evaluate newer generations of framer ICs or multi-channel LIUs from the same manufacturer. Cross-reference pinouts and protocol support when considering alternative parts to ensure functional equivalence in the existing system design.

Telecom FAQ

What communication protocols does the PEB 22554 HT support?

The device supports E1, T1, J1, and HDLC protocols.

Is the PEB 22554 HT currently in production?

No, the product is listed as obsolete and is no longer manufactured.